package rabbitmq.direct;

import com.rabbitmq.client.BuiltinExchangeType;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import rabbitmq.constant.Constants;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

/**
 * 路由模式的生产者
 */
public class Producer {
    public static void main(String[] args) throws IOException, TimeoutException {
        // 1、建立连接
        ConnectionFactory connectionFactory = new ConnectionFactory();
        connectionFactory.setHost(Constants.HOST); // 设置IP
        connectionFactory.setPort(Constants.PORT); // 设置开放的端口号，需要提前开放
        connectionFactory.setUsername(Constants.USER_NAME); // 设置RabbitMQ 的账号
        connectionFactory.setPassword(Constants.PASSWORD); // 设置RabbitMQ 的密码
        connectionFactory.setVirtualHost(Constants.VIRTUAL_HOST); // 设置 虚拟主机
        Connection connection = connectionFactory.newConnection();
        // 2、开启信道，也就是根据 连接创建信道
        Channel channel = connection.createChannel();
        // 3、声明交换机
        channel.exchangeDeclare(Constants.DIRECT_EXCHANGE, BuiltinExchangeType.DIRECT,true);
        // 4、声明队列
        channel.queueDeclare(Constants.DIRECT_QUEUE1,true,false,false,null);
        channel.queueDeclare(Constants.DIRECT_QUEUE2,true,false,false,null);
        // 5、使交换机和队列进行绑定
        channel.queueBind(Constants.DIRECT_QUEUE1,Constants.DIRECT_EXCHANGE,"a");
        channel.queueBind(Constants.DIRECT_QUEUE2,Constants.DIRECT_EXCHANGE,"a");
        channel.queueBind(Constants.DIRECT_QUEUE2,Constants.DIRECT_EXCHANGE,"b");
        channel.queueBind(Constants.DIRECT_QUEUE2,Constants.DIRECT_EXCHANGE,"c");
        // 6、发送信息
        String msg_a = "hello direct, my routingkey is a....";
        channel.basicPublish(Constants.DIRECT_EXCHANGE, "a", null, msg_a.getBytes());

        String msg_b = "hello direct, my routingkey is b....";
        channel.basicPublish(Constants.DIRECT_EXCHANGE, "b", null, msg_b.getBytes());

        String msg_c = "hello direct, my routingkey is c....";
        channel.basicPublish(Constants.DIRECT_EXCHANGE, "c", null, msg_c.getBytes());
        System.out.println("发送信息成功");
        // 7、释放资源
        channel.close();
        connection.close();
    }
}
